Equipment
Glasgow
Glasgow hosts a grid computing site dedicated to promoting grid computing within the University and supporting the wider ScotGrid project.
Glasgow ScotGrid Cluster Nodes
Batch Workers
- 310 Nodes.
- 140 x Twin CPU, Dual Core Opteron 280 Processors, 2.4GHz (4 job-slots per node)
- 170 x Twin CPU, Quad Core Xeon E5420 Processors, 2.5GHz (8 job-slots per node)
- 2 GiB RAM per processing core
Grid Server Nodes
- 24 Nodes.
- Twin CPU, Dual Core Opteron 280 Processors
- 8 GiB RAM
- 2 1Gb NICs
Storage Servers
- 20 Nodes.
- Twin CPU, Quad Core Xeon E5420 Processors, 2.5GHz
- 16 GiB RAM
- ARECA 1280ML: 24 x 1TB Disk Hardware RAID Controllers (RAID 6; Useable capacity 20TB each)
- 2 x 500 GB SATA System Disks (RAID 1)
- Bonded 2 x 1Gb NICs for internal traffic; 1 x 1Gb NIC for external traffic
Networking
- 10 x Nortel 5510 Switches
- 2 x Nortel 5530 Switches (Intra-cluster link)
- 1 Gb Fibre Link To Campus Backbone
Edinburgh
Edinburgh hosts a large amount disk storage within ScotGrid and equipment to support the BaBar experiment.
ScotGrid Facilities
- Front-end machines
- 2 IBM xSeries 205 with 1.8 GHz Pentium 4 and 256Mb RAM
- 1 IBM xSeries 340 with dual 1.0 GHz Pentium 3 and 2Gb RAM
- Storage
- IBM xSeries 440 with eight 1.9 GHz Xeon processors, 32Gb RAM
- Dual FAStT900 (22Tb)
BaBar UltraGrid System
- 4 UltraSparc 80 machines in a rack
- 450 MHz CPUs in each
- 4Mb cache, 1 GB memory
- Fast Ethernet and MirrorNet switching
Durham
Durham hosts a cluster which is shared between the Grid and local phenomenology users..
- 53 heterogenous nodes: Pentium 2.0, 2.4 and 2.6GHz with 2GB RAM.
